1 files changed, 58 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/22_sph_legendre/check_nan.cc b/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/22_sph_legendre/check_nan.cc
new file mode 100644
index 000000000..fa2069b07
--- /dev/null
+++ b/libstdc++-v3/testsuite/tr1/5_numerical_facilities/special_functions/22_sph_legendre/check_nan.cc
@@ -0,0 +1,58 @@
+// { dg-require-c-std "" }
+// { dg-add-options ieee }
+
+// 2007-01-10  Edward Smith-Rowland <3dw4rd@verizon.net>
+//
+// Copyright (C) 2006-2007, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// 5.2.1.22 sph_legendre
+
+#include <tr1/cmath>
+#include <testsuite_hooks.h>
+
+void
+test01()
+{
+
+  float thetaf = std::numeric_limits<float>::quiet_NaN();
+  double thetad = std::numeric_limits<double>::quiet_NaN();
+  long double thetal = std::numeric_limits<long double>::quiet_NaN();
+  unsigned int l = 2, m = 1;
+
+  float a = std::tr1::sph_legendre(l, m, thetaf);
+  float b = std::tr1::sph_legendref(l, m, thetaf);
+  double c = std::tr1::sph_legendre(l, m, thetad);
+  long double d = std::tr1::sph_legendre(l, m, thetal);
+  long double e = std::tr1::sph_legendrel(l, m, thetal);
+
+  VERIFY(std::tr1::isnan<float>(a));
+  VERIFY(std::tr1::isnan<float>(b));
+  VERIFY(std::tr1::isnan<double>(c));
+  VERIFY(std::tr1::isnan<long double>(d));
+  VERIFY(std::tr1::isnan<long double>(e));
+
+  return;
+}
+
+int
+main()
+{
+  test01();
+  return 0;
+}
+